XML 103 R79.htm IDEA: XBRL DOCUMENT
v3.24.3

Share Capital (Details) - Schedule of Ordinary Shares - AUD ($) | 12 Months Ended
--- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2022
Share Capital [Abstract] |  |  |
Balance at beginning | 227,798,346 | 227,798,346 | 227,246,596
Balance at beginning | $ 88,436,263 | $ 88,436,263 | $ 88,361,303
Issue at $0.12 under ESOP Plan (2021-11-05) |  |  | 333,000
Issue at $0.12 under ESOP Plan (2021-11-05) |  |  | $ 39,960
Issue at $0.16 in lieu of payment for services (2021-12-17) |  |  | 218,750
Issue at $0.16 in lieu of payment for services (2021-12-17) |  |  | $ 35,000
Less: Transaction costs arising on share issues |  |  |
Less: Transaction costs arising on share issues |  |  |
Issue at $0.12 on exercise of unlisted options (2024-03-12) | 200,000 |  |
Issue at $0.12 on exercise of unlisted options (2024-03-12) | $ 67,780 |  |
Balance at ending | 227,998,346 | 227,798,346 | 227,798,346
Balance at ending | $ 88,504,043 | $ 88,436,263 | $ 88,436,263

X
- References No definition available. + Details
Name: | ifrs-full_DisclosureOfClassesOfShareCapitalAbstract
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The cash outflow for share issue by cost. + References No definition available. + Details
Name: | imrn_BusinessAcquisitionCostOfTransactionCost
Namespace Prefix: | imrn_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Business acquisition cost of transaction cost to issued shares. + References No definition available. + Details
Name: | imrn_BusinessAcquisitionCostOfTransactionCostToIssuedAtShares
Namespace Prefix: | imrn_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Issue at $0.12 under ESOP Plan. + References No definition available. + Details
Name: | imrn_IssueAt012UnderESOPPlan2021110
Namespace Prefix: | imrn_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Issue at $0.12 under ESOP Pla. + References No definition available. + Details
Name: | imrn_IssueAt012UnderESOPPlan20211105
Namespace Prefix: | imrn_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Issue at $0.16 in lieu of payment for . + References No definition available. + Details
Name: | imrn_IssueAt016InLieuOfPaymentForServices2021121
Namespace Prefix: | imrn_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Issue at $0.16 in lieu of payment for services. + References No definition available. + Details
Name: | imrn_IssueAt016InLieuOfPaymentForServices20211217
Namespace Prefix: | imrn_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Issue of equity to ordinary value. + References No definition available. + Details
Name: | imrn_IssueOfEquityToOrdinaryvalue
Namespace Prefix: | imrn_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Number of exercise unlisted options. + References No definition available. + Details
Name: | imrn_IssueOnExerciseOfUnlistedOption
Namespace Prefix: | imrn_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of exercise unlisted options. + References No definition available. + Details
Name: | imrn_IssueOnExerciseUnlistedOptions
Namespace Prefix: | imrn_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | duration

X
- Definition Ordinary share. + References No definition available. + Details
Name: | imrn_OrdinaryShare
Namespace Prefix: | imrn_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant